For, it must be stated to those who are ignorant of the case, that argot is both a literary phenomenon and a social result. - from Les Miserables by Victor Hugo

3.

Babet added, still in that classical slang which was spoken by Poulailler and Cartouche, and which is to the bold, new, highly colored and risky argot used by Brujon what the language of Racine is to the language of Andre Chenier-. - from Les Miserables by Victor Hugo